1. 1975.Encyclopedia Britannica, 5th edition 437 ff–437 ff. 1, J Crush and C Ambler (eds),Liquor and labor in Southern Africa(Athens, USA, Ohio Univ Press, 1992), intro; B Harrison,Drink and the Victorians. The temperance question in England 1815–1872(London, Faber, 1971), pp 19 ff, 271 ff, 327; ‘The effects of alcohol in the body’,The Eastern Province Magazine and Port Elizabeth Miscellany, 1, 6 (Feb 1862), pp 203–210; ‘Some thoughts on drink’,Cape Monthly Magazine, New Series, XII, 70 (April 1876), pp 215–226
2. 4.12.1851.Government Gazette, 8.1.1852;Cape Town Mail, 11.10.1851, 6.12.1851, 27.12.1851;South African Commercial Advertiser, 15.10.1851
3. Crush.Liquor and labor14–14.Cape Argus, 8.3.1873, editorial; T R H Davenport,The Afrikaner Bond. The history of a South African political party, 1880–1911(Cape Town, OUP, 1966), p 14